Build a Frontend Web Framework MEAP V05 1st Edition by Ángel Sola Orbaiceta ISBN 9781633438064 1633438066

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Product details:

ISBN 10: 1633438066
ISBN 13: 9781633438064
Author: Ángel Sola Orbaiceta

Build a Frontend Web Framework MEAP V05 1st Edition Table of contents:

Part 1 No framework

1 Are frontend frameworks magic to you?

1.1 Why build your own frontend framework?

1.2 The framework we’ll build

1.2.1 Features

1.2.2 Implementation plan

1.3 Overview of how a frontend framework works

1.3.1 The developer’s side

1.3.2 The browser side of an SPA

1.3.3 The browser and server sides of an SSR application

2 Vanilla JavaScript—like in the old days

2.1 The assignment: A TODOs app

2.2 Writing the application

2.2.1 Project setup

2.2.2 The HTML markup

2.2.3 The JavaScript code

Part 2 A basic framework

3 Rendering and the virtual DOM

3.1 Separating concerns: DOM manipulation vs. application logic

3.2 The virtual DOM

3.3 Getting ready

3.4 Types of nodes

3.5 Element nodes

3.5.1 Conditional rendering: Removing null values

3.5.2 Mapping strings to text nodes

3.6 Text nodes

3.7 Fragment nodes

3.7.1 Implementing fragment nodes

3.7.2 Testing the virtual DOM functions

3.8 Components: The cornerstone of frontend frameworks

3.8.1 What is a component?

3.8.2 The virtual DOM as a function of the state

3.8.3 Composing views: Components as children

4 Mounting and destroying the virtual DOM

4.1 Mounting the virtual DOM

4.1.1 Mounting virtual nodes into the DOM

4.1.2 Mounting text nodes

4.1.3 Mounting fragment nodes

4.1.4 Mounting element nodes

4.1.5 Adding event listeners

4.1.6 Setting the attributes

4.1.7 A mountDOM() example

4.2 Destroying the DOM

4.2.1 Destroying a text node

4.2.2 Destroying an element

4.2.3 Destroying a fragment

5 State management and the application’s lifecycle

5.1 The state manager

5.1.1 From JavaScript events to application domain commands

5.1.2 The reducer functions

5.1.3 The dispatcher

5.1.4 Result

5.2 Assembling the state manager into the framework

5.2.1 The application instance

5.2.2 The application instance’s renderer

5.2.3 The application instance’s state manager

5.2.4 Components dispatching commands

5.2.5 Unmounting the application

5.2.6 Result

6 Publishing and using your framework’s first version

6.1 Building and publishing the framework

6.2 A short example

6.3 Refactoring the TODOs app

6.3.1 Defining the state

6.3.2 Defining the reducers

6.3.3 Defining the view

7 The reconciliation algorithm: Diffing virtual trees

7.1 The three key functions of the reconciliation algorithm

7.2 Comparing two virtual DOM trees

7.2.1 Finding the differences

7.2.2 Applying the changes

7.3 Changes in the rendering

7.4 Diffing objects

7.5 Diffing arrays

7.6 Diffing arrays as a sequence of operations

7.6.1 Defining the operations you can use

7.6.2 Finding the sequence of operations: The algorithm

7.6.3 An example by hand

7.6.4 Implementing the algorithm

8 The reconciliation algorithm: Patching the DOM

8.1 Mounting the DOM at an index

8.1.1 The insert() function

8.1.2 Text nodes

8.1.3 Element nodes

8.1.4 Fragment nodes

8.2 Patching the DOM

8.2.1 The reconciliation algorithm

8.2.2 Virtual node equality

8.2.3 Subtree change

8.2.4 Patching text nodes

8.2.5 Patching element nodes

8.2.6 Patching child nodes

8.3 Publishing the framework’s new version

8.4 The TODOs application

8.4.1 Inspecting the DOM tree changes

8.4.2 Using the paint-flashing tool (Chrome only)

Part 3 Improving the framework

9 Stateful components

9.1 Anatomy of a stateful component

9.1.1 The properties of a stateful component

9.1.2 The methods of a stateful component

9.2 Components as classes

9.3 Components with state

9.3.1 Updating the state and patching the DOM

9.3.2 Result

9.3.3 The component’s offset

9.3.4 Patching the DOM using the component’s offset

10 Component methods

10.1 Component methods

10.2 Binding event handlers to the component

10.3 Mounting the DOM with a host component

10.4 Patching the DOM with a host component

11 Subcomponents: Communication via props and events

11.1 Adding components as a new virtual DOM type

11.1.1 Updating the elements getter

11.1.2 Mounting component virtual nodes

11.1.3 Destroying component virtual nodes

11.1.4 Patching component virtual nodes

11.1.5 A rendering optimization (optional)

11.2 Events

11.2.1 Saving the event handlers inside the component

11.2.2 Extracting the props and events for a component

11.2.3 Wiring the event handlers

11.2.4 Emitting events

12 Keyed lists

12.1 The key attribute

12.1.1 Component nodes equality

12.1.2 Using the key attribute

12.1.3 Removing the key attribute from the props object

12.2 Extending the solution to element nodes

12.3 Using the key attribute

12.3.1 Mistake 1: Using the index as key

12.3.2 Mistake 2: Using the same key for different elements

12.4 The application instance

12.5 Publishing the framework

13 The component lifecycle hooks and the scheduler

13.1 The component lifecycle

13.2 Implementing the mounted and unmounted lifecycle hooks

13.2.1 Hooks asynchronicity

13.2.2 Hooks execution context

13.2.3 Dealing with asynchronicity and execution context

13.3 The scheduler

13.3.1 A simple solution that doesn’t quite work

13.3.2 Tasks, microtasks, and the event loop

13.3.3 The event loop cycle

13.3.4 The fundamentals of the scheduler

13.3.5 Implementing a scheduler

13.3.6 Scheduling the lifecycle hooks execution

13.4 Publishing version 4 of the framework

14 Testing asynchronous components

14.1 Testing components with asynchronous behavior: nextTick()

14.1.1 Testing a component with an asynchronous onMounted() hook

14.1.2 The fundamentals behind the nextTick() function

14.1.3 Implementing the nextTick() function

14.2 Publishing version 4.1 of the framework

14.3 Where to go from here

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Tags: Ángel Sola Orbaiceta, Frontend Web Framework